Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual concorrente teve um IMC inicial de 42,2?
 ###Tabelas: CREATE TABLE delaware_ice_hockey_teams (delaware_ice_hockey_teams_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Nickname VARCHAR, Colors VARCHAR, League VARCHAR, Class VARCHAR, Division VARCHAR) CREATE TABLE at-home_prize (at-home_prize_id AUTO_INCREMENT PRIMARY KEY, season VARCHAR, Contestant VARCHAR, Height VARCHAR, Start BMI INT, Start Weight INT, Recent BMI VARCHAR) CREATE TABLE year-by-year_stats (year-by-year_stats_id AUTO_INCREMENT PRIMARY KEY, Team INT, Games Played INT, Wins INT, Losses INT, Winning Percentage INT, Points For INT, Points Against INT, Point Differential INT) CREATE TABLE settlements_with_population_between_100_and_200 (settlements_with_population_between_100_and_200_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Population INT, Name VARCHAR, Former Name VARCHAR, Municipality VARCHAR) CREATE TABLE list_of_fa_cup_third-fourth_place_matches (list_of_fa_cup_third-fourth_place_matches_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Date VARCHAR, Winner VARCHAR, Loser VARCHAR, Score VARCHAR, Venue VARCHAR, Attendance VARCHAR)  
SELECT Contestant FROM at-home_prize WHERE Start BMI = 42.2